209219406

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{288181}}^1$

素因数の和:288208

約数の個数: 24

約数和(自身を含む): 459938472

約数和(自身を除く): 250719066

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 288181, 576362, 864543, 1729086, 3169991, 6339982, 9509973, 19019946, 34869901, 69739802, 104609703, 209219406]

約数ペア:

[(1, 209219406), (2, 104609703), (3, 69739802), (6, 34869901), (11, 19019946), (22, 9509973), (33, 6339982), (66, 3169991), (121, 1729086), (242, 864543), (363, 576362), (726, 288181)]